Finding the Fourth Proportional to 310,199.02, 465,696.99 and 239,166.79
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Solution
The fourth proportional to 310,199.02, 465,696.99 and 239,166.79 is: 359,057.40
Step by Step Solution
- Step 1: Write the proportion equation
310,199.02 : 465,696.99 = 239,166.79 : x - Step 2: Convert to fraction form
310,199.02/465,696.99 = 239,166.79/x - Step 3: Cross multiply
310,199.02x = 465,696.99 × 239,166.79 - Step 4: Simplify right side
310,199.02x = 111,379,253,046.72 - Step 5: Solve for x
x = 111,379,253,046.72/310,199.02 - Step 6: Final answer
x = 359,057.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.